Class/Object

ksb.csle.component.operator.reduction

AggregateOperator

Related Docs: object AggregateOperator | package reduction

Permalink

class AggregateOperator extends BaseDataOperator[StreamOperatorInfo, DataFrame]

:: ApplicationDeveloperApi ::

Operator that performs aggregation operation in the given dataframe.

Linear Supertypes
BaseDataOperator[StreamOperatorInfo, DataFrame], BaseGenericOperator[StreamOperatorInfo, DataFrame], BaseGenericMutantOperator[StreamOperatorInfo, DataFrame, DataFrame], BaseDoer, Logging, Serializable, Serializable, AnyRef, Any
Ordering
  1. Alphabetic
  2. By Inheritance
Inherited
  1. AggregateOperator
  2. BaseDataOperator
  3. BaseGenericOperator
  4. BaseGenericMutantOperator
  5. BaseDoer
  6. Logging
  7. Serializable
  8. Serializable
  9. AnyRef
  10. Any
  1. Hide All
  2. Show All
Visibility
  1. Public
  2. All

Instance Constructors

  1. new AggregateOperator(o: StreamOperatorInfo)

    Permalink

    o

    Object that contains message ksb.csle.common.proto.StreamOperatorProto.AggregateInfo AggregateInfo contains attributes as follows:

    • attributes: Parameter to select the attributes and the aggregation function to apply on them (repeated)
    • groupByAttributeName: Attribute names to be applied by groupby operation. (repeated)

    AggregateInfo

    message AggregateInfo {
    repeated AttributeEntry attributes = 3;
    repeated string groupByAttributeName = 4;
    }

Value Members

  1. final def !=(arg0: Any): Boolean

    Permalink
    Definition Classes
    AnyRef → Any
  2. final def ##(): Int

    Permalink
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean

    Permalink
    Definition Classes
    AnyRef → Any
  4. final def asInstanceOf[T0]: T0

    Permalink
    Definition Classes
    Any
  5. def clone(): AnyRef

    Permalink
    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  6. final def eq(arg0: AnyRef): Boolean

    Permalink
    Definition Classes
    AnyRef
  7. def equals(arg0: Any): Boolean

    Permalink
    Definition Classes
    AnyRef → Any
  8. def finalize(): Unit

    Permalink
    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  9. def function_mapping(attributeName: String, functionType: FunctionType): Column

    Permalink
  10. final def getClass(): Class[_]

    Permalink
    Definition Classes
    AnyRef → Any
  11. def hashCode(): Int

    Permalink
    Definition Classes
    AnyRef → Any
  12. final def isInstanceOf[T0]: Boolean

    Permalink
    Definition Classes
    Any
  13. val logger: Logger

    Permalink
    Attributes
    protected
    Definition Classes
    Logging
  14. final def ne(arg0: AnyRef): Boolean

    Permalink
    Definition Classes
    AnyRef
  15. final def notify(): Unit

    Permalink
    Definition Classes
    AnyRef
  16. final def notifyAll(): Unit

    Permalink
    Definition Classes
    AnyRef
  17. def operate(df: DataFrame): DataFrame

    Permalink

    Operates Aggregate.

    Operates Aggregate.

    df

    Input dataframe

    returns

    DataFrame Output dataframe

    Definition Classes
    AggregateOperator → BaseGenericOperator → BaseGenericMutantOperator
  18. val p: AggregateInfo

    Permalink
  19. def stop: Unit

    Permalink
    Definition Classes
    BaseGenericOperator → BaseGenericMutantOperator
  20. final def synchronized[T0](arg0: ⇒ T0): T0

    Permalink
    Definition Classes
    AnyRef
  21. def toString(): String

    Permalink
    Definition Classes
    AnyRef → Any
  22. def validate(df: DataFrame): Unit

    Permalink

    validates Aggregate info and dataframe schema info using following params.

    validates Aggregate info and dataframe schema info using following params.

    Annotations
    @throws( classOf[KsbException] )
  23. final def wait(): Unit

    Permalink
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  24. final def wait(arg0: Long, arg1: Int): Unit

    Permalink
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  25. final def wait(arg0: Long): Unit

    Permalink
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from BaseDataOperator[StreamOperatorInfo, DataFrame]

Inherited from BaseGenericOperator[StreamOperatorInfo, DataFrame]

Inherited from BaseGenericMutantOperator[StreamOperatorInfo, DataFrame, DataFrame]

Inherited from BaseDoer

Inherited from Logging

Inherited from Serializable

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

Ungrouped